*{
	margin: 0;
	padding: 0;
}
.fl{
	float: left;
}
.fr{
	float: right;
}
.clear{
	clear: both;
}
.container{
	width: 970px;
	/* 上下是0,左右居中 */
	margin: 0 auto;
}

/* --------header------- */
/* 后代选择器 */
/* .header{
	width: 970px;
	height: 103px;
	background-color: red;
} */
.header .logo{
	width: 277px;
	height: 103px;
	background-color: red;
}
.header .nav-lan{
	width: 679px;
	height: 103px;
	/* background-color: red; */
}
.header .nav-lan .lan{
	width: 137px;
	height: 49px;
	background-color: greenyellow;
}
.header .nav-lan .nav{
	width: 679px;
	height: 46px;
	background-color: greenyellow;
	margin-top: 8px;
}
